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China #WR50,PSVANE TUBES,WE-Series. for sale

#WR50,PSVANE TUBES,WE-Series.

Price Negotiable
Price: Negotiable
MOQ: Negotiable
Delivery Time: Negotiable
Brand: PSVANE
Product Description
WR50 is direct-heated type thorium tungsten cathode triode, can be used as class A1 and AB1 amplification. 
 
Typical operating parameter 
Heater voltage                   7.5 V
Heater current                   1.25A
Ua                                      350V
 
Grid voltage                      -63 V
Ia                                        45 Ma
Internal resistance              4.1K
Amplification coefficient        3.8
Output power                     2.4W
 
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